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dura mater

 

Definitions from WordNet

Noun dura mater has 1 sense
  1. dura mater, dura - the outermost (and toughest) of the 3 meninges
    --1 is a kind of meninx, meninges
    --1 is a substance of tentorium

Definitions from the Web

Dura Mater

Description:

The dura mater is the tough, fibrous outermost of the three layers of the meninges that surround and protect the brain and spinal cord.

Part of Speech:

Noun

Senses/Usages:

Sense 1:

The outermost and toughest layer of the meninges, composed of dense fibrous tissue.

Example Sentence: The surgeon carefully dissected the dura mater to expose the underlying brain tissue.

Sense 2:

The epidural space between the dura mater and the skull/spine, often utilized for medical procedures.

Example Sentence: The anesthesiologist administered the epidural anesthesia into the patient's dura mater for pain relief during labor.

Sense 3:

Referring to excessive toughness or stubbornness.

Example Sentence: Her dura mater wouldn't let her back down from the argument, resulting in a heated exchange.

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